======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '612'
                                          'artist'  'Fluke'
                                     'text_people'  ''
                                         'release'  'Atom Bomb (UK CD-S 2)'
                                           'title'  'Atom Bomb (Atomix 4)'
                                           'quals'  ("['Q-HAP-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['electronica', 'dance', 'techno', 'electronic', 'big beat']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '4'
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-bigbeat'
                                             'bpm'  '130.063'
                                             'key'  '4B'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            '4+E2220F074F0DB508893D07A71E'
'COMM:iTunes_CDDB_IDs:eng'                          '4+E2220F074F0DB508893D07A71E3B394B+481517'
'TALB' (Album/Movie/Show title)                     'Atom Bomb (UK CD-S 2)'
'TBPM' (BPM (beats per minute))                     '130.063'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-bigbeat'
'TENC' (Encoded by)                                 'iTunes X v2.0.4'
'TIT2' (Title/songname/content description)         'Atom Bomb (Atomix 4)'
'TKEY' (Initial key)                                '4B'
'TPE1' (Lead performer(s)/Soloist(s))               'Fluke'
'TRCK' (Track number/Position in set)               '2/4'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronica', 'dance', 'techno', 'electronic', 'big beat']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.20 dB'
'TXXX:replaygain_track_peak'                        '0.648231'

========================== row from database ==========================
                                              'id'  1405774
                                            'path'  /data/Music/Bulk/00poprockelectronic-generic-dance-trapbeat/Fluke/Atom Bomb (UK CD-S 2)/Fluke - Atom Bomb (Atomix 4).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  612
                                           'genre'  electronic-generic or radio-bigbeat
                                        'filesize'  14698886
                                           'mtime'  1621695847
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic generic dance trapbeat electronic generic or radio bigbeat
                                      'tag_artist'  Fluke
                                     'tag_release'  Atom Bomb (UK CD-S 2)
                                       'tag_title'  Atom Bomb (Atomix 4)
                                             'bpm'  130.063
                                    'search_title'  '4':5,6 'atom':1 'atomix':3,4 'bomb':2
                                   'search_artist'  'fluke':1
                                  'search_release'  '2':8,9 'atom':1 'bomb':2 'cd':5 'cds':7 's':6 'uk':3,4
                                     'search_rest'  '00poprockelectronic':1 'bigbeat':8 'dance':3 'electronic':5 'generic':2 'or':6 'radio':7 'trapbeat':4
                                    'search_combo'  '00poprockelectronic':17 '2':15C,16C '4':5A,6A 'atom':1A,8C 'atomix':3A,4A 'bigbeat':24 'bomb':2A,9C 'cd':12C 'cds':14C 'dance':19 'electronic':21 'fluke':7B 'generic':18 'or':22 'radio':23 's':13C 'trapbeat':20 'uk':10C,11C
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  4B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', '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-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'dance', 'techno', 'electronic', 'big beat']
                                        'tag_date'  
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621695846.6845903  (2021-05-22 17:04:06)
                             'size'  14698886