======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '558'
                                          'artist'  'Mendocino'
                                     'text_people'  ''
                                         'release'  'em:t Explorer'
                                           'title'  'Sidetracked'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', "
 "'q-grit-2', 'q-play-2', 'Q-OLDST-3', 'q-chart-2', 'q-drums-4', 'q-other-2', "
 "'q-piano-1', 'q-vocals-1', 'Q-HHRNBTT-1', 'q-mixbeat-2', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['ambient', 'em:t', 'spacestation', 'groovesalad', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  '9'
                                            'date'  '1996'
                                        'comments'  ''
                                           'genre'  'electronic-experimental'
                                             'bpm'  '114.9'
                                             'key'  '7A'
                                        'acoustid'  'e6f23d7d-2311-44b0-9b2f-7540956b4d55'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'em:t Explorer'
'TBPM' (BPM (beats per minute))                     '114.9'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental'
'TDOR' (Original release time)                      '1996'
'TDRC' (Recording time)                             '1996-02-13'
'TIT2' (Title/songname/content description)         'Sidetracked'
'TKEY' (Initial key)                                '7A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Mendocino'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '2/2'
'TPUB' (Publisher)                                  'Instinct Records'
'TRCK' (Track number/Position in set)               '8/9'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Mendocino'
'TXXX:ASIN'                                         'B000001UWC'
'TXXX:Acoustid Id'                                  'e6f23d7d-2311-44b0-9b2f-7540956b4d55'
'TXXX:BARCODE'                                      '720841033028'
'TXXX:CATALOGNUMBER'                                'EX-330-2'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '879a5a32-e66d-4b25-8ee9-aabbad9b0733'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        '963dc10f-3008-4b03-9e23-40aeeaf82455'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['ambient', 'em:t', 'spacestation', 'groovesalad', 'electronic']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+2.80 dB'
'TXXX:replaygain_track_peak'                        '0.952621'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'2dad84c7-bd48-4802-b965-a84e7b7a1f43')

========================== row from database ==========================
                                              'id'  504748
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/TiMEEMiT (UK)/Emit Explorer EX33/28 - Mendocino - Sidetracke.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  558
                                           'genre'  electronic-experimental
                                        'filesize'  8939605
                                           'mtime'  1636917149
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm TiMEEMiT (UK) Emit EX33 28 electronic experimental
                                      'tag_artist'  Mendocino
                                     'tag_release'  em:t Explorer
                                       'tag_title'  Sidetracked
                                             'bpm'  114.9
                                    'search_title'  'sidetracked':1
                                   'search_artist'  'mendocino':1
                                  'search_release'  'em':1 'emt':3 'explorer':4 't':2
                                     'search_rest'  '28':7 'electronic':8 'emi':12 'emit':2,5 'ex33':6 'experimental':9 'me':11 't':13 'ti':10 'time':1 'uk':3,4
                                    'search_combo'  '28':13 'electronic':14 'em':3C 'emi':18 'emit':8,11 'emt':5C 'ex33':12 'experimental':15 'explorer':6C 'me':17 'mendocino':2B 'sidetracked':1A 't':4C,19 'ti':16 'time':7 'uk':9,10
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['ambient', 'em:t', 'spacestation', 'groovesalad', 'electronic']
                                        'tag_date'  1996
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636917148.6290605  (2021-11-14 20:12:28)
                             'size'  8939605