======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '227'
                                          'artist'  'Pet Shop Boys'
                                     'text_people'  ''
                                         'release'  'gay top 100'
                                           'title'  'Always On My Mind'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['80s', 'new wave', 'electronic', 'pop', 'synthpop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1988'
                                        'comments'  ''
                                           'genre'  'electronic-we-new wave or post punk'
                                             'bpm'  '124.698'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         "1980's Top 1000 Collection"
'COMM:ID3v1 Comment:XXX'                            "1980's Top 1000 Collection"
'TALB' (Album/Movie/Show title)                     'gay top 100'
'TBPM' (BPM (beats per minute))                     '124.698'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-new wave or post punk'
'TDRC' (Recording time)                             '1988'
'TIT2' (Title/songname/content description)         'Always On My Mind'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'Pet Shop Boys'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'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:lastfmtags'                                   ['80s', 'new wave', 'electronic', 'pop', 'synthpop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.59 dB'
'TXXX:replaygain_track_peak'                        '0.596247'

========================== row from database ==========================
                                              'id'  1355754
                                            'path'  /data/Music/Bulk/00poprockelectronic/gay top 100 - 2015/083 - Pet Shop Boys - Always On My Mind.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  227
                                           'genre'  electronic-we-new wave or post punk
                                        'filesize'  3645440
                                           'mtime'  1620573661
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 2015 083 electronic we new wave or post punk
                                      'tag_artist'  Pet Shop Boys
                                     'tag_release'  gay top 100
                                       'tag_title'  Always On My Mind
                                             'bpm'  124.698
                                    'search_title'  'always':1 'mind':4 'my':3 'on':2
                                   'search_artist'  'boys':3 'pet':1 'shop':2
                                  'search_release'  '100':3 'gay':1 'top':2
                                     'search_rest'  '00poprockelectronic':1 '2015':2 'electronic':3 'new':5 'or':7 'post':8 'punk':9 'wave':6 'we':4
                                    'search_combo'  '00poprockelectronic':11 '100':10C '2015':12 'always':1A 'boys':7B 'electronic':13 'gay':8C 'mind':4A 'my':3A 'new':15 'on':2A 'or':17 'pet':5B 'post':18 'punk':19 'shop':6B 'top':9C 'wave':16 'we':14
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'new wave', 'electronic', 'pop', 'synthpop']
                                        'tag_date'  1988
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620573660.5008512  (2021-05-09 17:21:00)
                             'size'  3645440