======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '235'
                                          'artist'  'Samuel'
                                     'text_people'  ''
                                         'release'  'Samuel'
                                           'title'  'I Heart NY (Joell Ortiz Remix)'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']")
                                      'lastfmtags'  "['indie', '90s emo', 'emo', 'female vocalists', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio'
                                             'bpm'  '86.548'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            '0'
'COMM:iTunNORM:eng'                                 (' 00000886 0000084A 00004646 00004A06 0001D3C1 000304C1 000090A2 000095CB '
 '0000FF9C 00008CB6')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 000009A2 00000000009E2CCE 00000000 005607AD 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'TALB' (Album/Movie/Show title)                     'Samuel'
'TBPM' (BPM (beats per minute))                     '86.548'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio'
'TDRC' (Recording time)                             '1995'
'TENC' (Encoded by)                                 'iTunes 9.0.2'
'TIT2' (Title/songname/content description)         'I Heart NY (Joell Ortiz Remix)'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Samuel'
'TPE2' (Band/orchestra/accompaniment)               'Samuel'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['indie', '90s emo', 'emo', 'female vocalists', 'pop']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+14.71 dB'
'TXXX:replaygain_track_peak'                        '0.088225'

========================== row from database ==========================
                                              'id'  1284730
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/I Heart NY (Joell Ortiz Remix).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  235
                                           'genre'  electronic-generic or radio
                                        'filesize'  5645202
                                           'mtime'  1630248927
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] electronic generic or radio
                                      'tag_artist'  Samuel
                                     'tag_release'  Samuel
                                       'tag_title'  I Heart NY (Joell Ortiz Remix)
                                             'bpm'  86.548
                                    'search_title'  'heart':2 'i':1 'joell':4,5 'ny':3 'ortiz':6 'remix':7,8
                                   'search_artist'  'samuel':1
                                  'search_release'  'samuel':1
                                     'search_rest'  '00poprockelectronic':1 'electronic':7 'files':5,6 'generic':8 'loose':3,4 'or':9 'radio':10 'unsorted':2
                                    'search_combo'  '00poprockelectronic':11 'electronic':17 'files':15,16 'generic':18 'heart':2A 'i':1A 'joell':4A,5A 'loose':13,14 'ny':3A 'or':19 'ortiz':6A 'radio':20 'remix':7A,8A 'samuel':9B,10C 'unsorted':12
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-2', 'q-chart-2', 'q-other-1', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['indie', '90s emo', 'emo', 'female vocalists', 'pop']
                                        'tag_date'  1995
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1630248926.5165076  (2021-08-29 16:55:26)
                             'size'  5645202