======================== unified (from filesystem) ========================
                                         'bitrate'  '257.041'
                                        'duration'  '289'
                                          'artist'  'Front Line Assembly'
                                     'text_people'  ''
                                         'release'  'Black Box: WaxTrax! Records: The First 13 Years'
                                           'title'  'Digital Tension Dementia'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'Q-SYN-3', 'Q-BUSY-3', 'Q-GRIT-3', 'Q-PLAY-3', 'q-bass-1', "
 "'Q-CHART-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'Q-MIXBEAT-3']")
                                      'lastfmtags'  "['industrial', 'ebm', 'electronic', 'electro-industrial', 'industrial metal']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '15'
                                            'date'  '1994'
                                        'comments'  ''
                                           'genre'  'eid-ebm or industrial or darkwave'
                                             'bpm'  '120.0'
                                             'key'  '8A'
                                        'acoustid'  '98bf9947-823b-4ee9-b767-1e94bf75f9a2'
rest: ''

======================== rawer (from filesystem) ========================

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Black Box: WaxTrax! Records: The First 13 Years'
'TBPM' (BPM (beats per minute))                     '120.0'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'eid-ebm or industrial or darkwave'
'TDOR' (Original release time)                      '1994'
'TDRC' (Recording time)                             '1994'
'TIT2' (Title/songname/content description)         'Digital Tension Dementia'
'TKEY' (Initial key)                                '8A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Front Line Assembly'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/3'
'TPUB' (Publisher)                                  'TVT Records/Wax Trax! Records'
'TRCK' (Track number/Position in set)               '9/15'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Front Line Assembly'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME v3.97'
'TXXX:ASIN'                                         'B000003RGU'
'TXXX:Acoustid Id'                                  '98bf9947-823b-4ee9-b767-1e94bf75f9a2'
'TXXX:Artists'                                      'Front Line Assembly'
'TXXX:BARCODE'                                      '016581722729'
'TXXX:CATALOGNUMBER'                                'TVT 7212-2'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         'f40133d1-e9c5-4343-8ec0-710f310de645'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        'b847e9d2-c931-4daf-900c-42c7b2c42e16'
'TXXX:MusicBrainz Release Group Id'                 '596b139b-3936-30d6-be00-2650cd71a5e2'
'TXXX:MusicBrainz Release Track Id'                 'bf410da6-9336-4f01-a33a-42a4aadd18df'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '3'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['industrial', 'ebm', 'electronic', 'electro-industrial', 'industrial metal']
'TXXX:originalyear'                                 '1994'
'TXXX:q-bass'                                       '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+1.26 dB'
'TXXX:replaygain_track_peak'                        '0.733375'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'4a439fcf-b3c7-477f-9698-f31c1bd8a8d3')

========================== row from database ==========================
                                              'id'  1489720
                                            'path'  /data/Music/Bulk/00dwimp/va - black box - waxtrax records - the first 13 years   [stahlfabrik]/109 - front line assembly - digital tension dementia (lp version).mp3
                                         'working'  None
                                         'bitrate'  257
                                    'duration_sec'  289
                                           'genre'  eid-ebm or industrial or darkwave
                                        'filesize'  9346486
                                           'mtime'  1620296894
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp va black box waxtrax records the first years [stahlfabrik] 109 front line assembly digital tension dementia (lp version) eid ebm industrial darkwave
                                      'tag_artist'  Front Line Assembly
                                     'tag_release'  Black Box: WaxTrax! Records: The First 13 Years
                                       'tag_title'  Digital Tension Dementia
                                             'bpm'  120.0
                                    'search_title'  'dementia':3 'digital':1 'tension':2
                                   'search_artist'  'assembly':3 'front':1 'line':2
                                  'search_release'  'black':1 'box':2,3 'first':8 'records':5,6 'the':7 'trax':11 'wax':10 'waxtrax':4 'years':9
                                     'search_rest'  '00dwimp':1 '109':12 'assembly':15 'black':3 'box':4 'darkwave':26 'dementia':18 'digital':16 'ebm':24 'eid':23 'first':8 'front':13 'industrial':25 'line':14 'lp':19,20 'records':6 'stahlfabrik':10,11 'tension':17 'the':7 'va':2 'version':21,22 'waxtrax':5 'years':9
                                    'search_combo'  '00dwimp':18 '109':29 'assembly':6B,32 'black':7C,20 'box':8C,9C,21 'darkwave':43 'dementia':3A,35 'digital':1A,33 'ebm':41 'eid':40 'first':14C,25 'front':4B,30 'industrial':42 'line':5B,31 'lp':36,37 'records':11C,12C,23 'stahlfabrik':27,28 'tension':2A,34 'the':13C,24 'trax':17C 'va':19 'version':38,39 'wax':16C 'waxtrax':10C,22 'years':15C,26
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-3', 'Q-OLDST-3', 'Q-GRIT-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-4', 'Q-SYN-3', 'q-other-2', 'Q-BUSY-3', 'Q-HAP-1', 'Q-PLAY-3', 'q-bass-1']
                                      'lastfmtags'  ['industrial', 'ebm', 'electronic', 'electro-industrial', 'industrial metal']
                                        'tag_date'  1994
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620296894.2701383  (2021-05-06 12:28:14)
                             'size'  9346486