======================== unified (from filesystem) ========================
                                         'bitrate'  '274.932'
                                        'duration'  '152'
                                          'artist'  'Gaslamp Killer'
                                     'text_people'  'Ersen'
                                         'release'  'Radio Galaxia'
                                           'title'  'Zalim Edit'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-2', 'q-syn-3', 'q-bass-4', 'q-busy-3', "
 "'q-grit-2', 'q-play-3', 'Q-OLDST-3', 'q-chart-2', 'q-drums-1', 'q-other-3', "
 "'q-piano-1', 'q-vocals-1', 'Q-HHRNBTT-1', 'q-mixbeat-2', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['experimental', 'hip-hop', 'psychedelic', 'electronic', 'jazz']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '09'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-experimental;set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '84.2'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:Songs-DB_Custom1:XXX'                         ('Soul-Jazz; Hindustani; Jazz-Funk; Psychedelic Rock; Psychedelic; Space-Age; '
 'Jazz-Rock; Synth-pop; Funk')
'COMM:Songs-DB_Custom2:XXX'                         '2330487'
'COMM:Songs-DB_Custom3:XXX'                         'BMS025'
'COMM:Songs-DB_Custom4:XXX'                         'UK'
'COMM:Songs-DB_Custom5:XXX'                         'Vinyl, LP, Compilation, Limited Edition'
'TALB' (Album/Movie/Show title)                     'Radio Galaxia'
'TBPM' (BPM (beats per minute))                     '84.2'
'TCOM' (Composer)                                   'Ersen'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-experimental', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.LATIN1: 0>, people=[['Artwork: The Liars', '']])
'TIT2' (Title/songname/content description)         'Zalim Edit'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Gaslamp Killer'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'B-Music'
'TRCK' (Track number/Position in set)               '09'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:date'                                         '2010'
'TXXX:lastfmtags'                                   ['experimental', 'hip-hop', 'psychedelic', 'electronic', 'jazz']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+9.74 dB'
'TXXX:replaygain_track_peak'                        '0.124469'

========================== row from database ==========================
                                              'id'  1387387
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Billy Green - VA - Radio Galaxia [2010]/09 - Gaslamp Killer - Zalim Edit.mp3
                                         'working'  None
                                         'bitrate'  275
                                    'duration_sec'  152
                                           'genre'  electronic-experimental;set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  5328768
                                           'mtime'  1636920682
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Billy Green VA [2010] 09 electronic experimental;set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Gaslamp Killer
                                     'tag_release'  Radio Galaxia
                                       'tag_title'  Zalim Edit
                                             'bpm'  84.2
                                    'search_title'  'edit':2 'zalim':1
                                   'search_artist'  'gaslamp':1 'killer':2
                                  'search_release'  'galaxia':2 'radio':1
                                     'search_rest'  '2010':4,5 'billy':1 'electronic':6 'experimental':7,9 'green':2 'mor':16 'pl':11 'set':8,10,13,15 'shirleyspinoza':12,14 'va':3
                                    'search_combo'  '2010':10,11 'billy':7 'edit':2A 'electronic':12 'experimental':13,15 'galaxia':6C 'gaslamp':3B 'green':8 'killer':4B 'mor':22 'pl':17 'radio':5C 'set':14,16,19,21 'shirleyspinoza':18,20 'va':9 'zalim':1A
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['experimental', 'hip-hop', 'psychedelic', 'electronic', 'jazz']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636920682.265945  (2021-11-14 21:11:22)
                             'size'  5328768