======================== unified (from filesystem) ========================
                                         'bitrate'  '252.343'
                                        'duration'  '175'
                                          'artist'  'Atlas Sound'
                                     'text_people'  ''
                                         'release'  'Logos'
                                           'title'  'Criminals'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['shoegaze', 'electronic', 'psychedelic', 'experimental', 'ambient']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '11'
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'electronic-shoegaze or dreampop'
                                             'bpm'  '101.9'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Logos'
'TBPM' (BPM (beats per minute))                     '101.9'
'TCON' (Content type, a.k.a. Genre)                 'electronic-shoegaze or dreampop'
'TDRC' (Recording time)                             '2009'
'TIT2' (Title/songname/content description)         'Criminals'
'TKEY' (Initial key)                                '10B'
'TLEN' (Length)                                     '175346'
'TPE1' (Lead performer(s)/Soloist(s))               'Atlas Sound'
'TRCK' (Track number/Position in set)               '4/11'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME 32bits version 3.98.2 (http://www.mp3dev.org/)'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['shoegaze', 'electronic', 'psychedelic', 'experimental', 'ambient']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.75 dB'
'TXXX:replaygain_track_peak'                        '0.502621'

========================== row from database ==========================
                                              'id'  1381563
                                            'path'  /data/Music/Bulk/00poprockelectronic-poprock-indierock/Atlas Sound - 2009 - Logos (v0)/04 Atlas Sound - Criminals.mp3
                                         'working'  None
                                         'bitrate'  252
                                    'duration_sec'  175
                                           'genre'  electronic-shoegaze or dreampop
                                        'filesize'  5562047
                                           'mtime'  1636909970
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic poprock indierock 2009 (v0) 04 electronic shoegaze or dreampop
                                      'tag_artist'  Atlas Sound
                                     'tag_release'  Logos
                                       'tag_title'  Criminals
                                             'bpm'  101.9
                                    'search_title'  'criminals':1
                                   'search_artist'  'atlas':1 'sound':2
                                  'search_release'  'logos':1
                                     'search_rest'  '00poprockelectronic':1 '2009':4 'dreampop':10 'electronic':7 'indierock':3 'or':9 'poprock':2 'shoegaze':8 'v0':5,6
                                    'search_combo'  '00poprockelectronic':5 '2009':8 'atlas':2B 'criminals':1A 'dreampop':14 'electronic':11 'indierock':7 'logos':4C 'or':13 'poprock':6 'shoegaze':12 'sound':3B 'v0':9,10
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['shoegaze', 'electronic', 'psychedelic', 'experimental', 'ambient']
                                        'tag_date'  2009
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1636909969.913887  (2021-11-14 18:12:49)
                             'size'  5562047